Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Fuel System

This system supplies the necessary fuel for combustion at a constant pressure to the fuel injectors. Fuel is metered and injected into the intake manifold according to the injection control signals from the engine control module. The system consists of the fuel tank, fuel pump, fuel filters, fuel distributor, pressure regulator, fuel injectors, and fuel pump relay.




1. Fuel tank
2. Fuel filter
3. Fuel pump
4. Fuel distributor
5. Fuel pump relay
6. Pressure regulator
7. Fuel injector